<div id = 'someStrangDiv' style="width:100px ; height: 50px; background-color: blue; color: white" onclick = "dissapear('someStrangDiv');">Teste Obscuro</div>

<script type="text/javascript">



var timeOut;
var count = 0;

function dissapear()
{
document.getElementById('someStrangDiv').innerHTML=count;
count = count+1;
timeOut=setTimeout("dissapear()",1000);
}



</script>